11013032231 has 2 divisors, whose sum is σ = 11013032232. Its totient is φ = 11013032230.

The previous prime is 11013032227. The next prime is 11013032243. The reversal of 11013032231 is 13223031011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11013032231 - 2² = 11013032227 is a prime.

It is a super-2 number, since 2×11013032231² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11013032221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506516115 + 5506516116.

It is an arithmetic number, because the mean of its divisors is an integer number (5506516116).

Almost surely, 2^11013032231 is an apocalyptic number.

11013032231 is a deficient number, since it is larger than the sum of its proper divisors (1).

11013032231 is an equidigital number, since it uses as much as digits as its factorization.

11013032231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 11013032231 its reverse (13223031011), we get a palindrome (24236063242).

The spelling of 11013032231 in words is "eleven billion, thirteen million, thirty-two thousand, two hundred thirty-one".